10 mm Open Top Cap, 8.5mm Hole Black Polypropylene Blue PTFE/White Silicone, Pre-slit 55° 1.5 82028-436 100 Black Polypropylene Red PTFE/White Silicone 50° 1.3 82028-434 100 VWR® 10mm Wide Opening Screw Thread Vials Convenience Kits • Recommended for Shimadzu HPLC Autosamplers